Are AG3 batteries the same as AG4 batteries?
AG3 batteries are different from AG4 batteries. Because the parameters of AG3 battery and AG4 battery are different:
1.
The standard voltage of the AG3 button battery is 1.5V, and the
capacity is 13mAh. The diameter is 6.8mm, the height is 2.1mm, and the
average weight is 0.28g.
2. The standard voltage of the AG4 battery
is 1.5V, and the capacity is 18mAh. The diameter is 6.8mm, the height is
2.6mm, and the average weight is 0.34g.